4.5V to 17V Input, 2A, 3A Synchronous Step-Down Voltage Regulator,SCT2220 Replace TPS562209.
FEATURES

• Wide Input Voltage: 4.2-17V

• 2A Continuous Output Current with

  Integrated 90mΩ/65mΩFETs 

• Wide Output Voltage Range:0.8V-7V

• Quiescent Current 135µA

• Cycle-by-Cycle Current Limiting 

• Internal 2.5ms Soft-Start 

  Limits the inrush current 

• Fixed 750kHz Switching Frequency 

• Input Under-Voltage Lockout

• Power save mode at light load

• Over-Temperature Protection

• Available in a SOT563 and TSOT23 Package




PIN CONFIGUTION
优势替代
TPS562209 TPS562209.pdf

No.13355

FEATURES

• TPS562209 - 2A converter with integrated

  122-mΩ and 72-mΩ FETs

• TPS563209 - 3A converter with integrated 68-mΩ

  and 39-mΩ FETs

• D-CAP2™ Mode Control for Fast Transient

  Response

• Input Voltage Range: 4.5 V to 17 V

• Output Voltage Range: 0.76 V to 7 V

• 650 kHz Switching Frequency

• Low Shutdown Current Less than 10μA

• 1% Feedback Voltage Accuracy (25°C)

• Startup from Pre-Biased Output Voltage

• Cycle By Cycle Over-current Limit

• Hiccup-mode Under Voltage Protection

• Non-latch OVP, UVLO and TSD Protections

• Fixed Soft Start : 1.0ms

PIN CONFIGUTION
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